By H Lee Willis; Randall R Schrieber; Gregory V Welch
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Extra info for Aging power delivery infrastructures
The distribution systems in question operate at high loading levels. One consequence of this is the need in places for the utility to replace existing lines with a larger conductor simply to handle the MW-miles of delivery burden. Regardless, such systems typically have relatively high electrical losses. In addition, voltage drops are extreme. Tap changers and voltage regulators operate frequently, both fail more often and both Copyright © 2001 by Taylor & Francis Group, LLC 18 Chapter 1 require more preventive maintenance.
Zero-based all decisions and budgets. Nothing is scared, and no level of expense is considered acceptable just because they represent a traditional level of spending in that category. 3. " This provides far superior results to prioritization done on the basis of benefit/cost ratio or other means. 3), 11, and 14. 4. Macro-comparison of infra-project alternatives using that marginal benefit/cost ratio should be used across departmental and functional boundaries to prioritize spending decisions among candidate projects and budgets.
L. Willis, "Load Forecasting for Distribution Planning, Error and Impact on Design," IEEE Transactions on Power Apparatus and Systems, March 1983, p. 675. H. L. Willis and R. W. Powell, "Load Forecasting for Transmission Planning," IEEE Transactions on Power Apparatus and Systems, August 1985, p. 2550. H. L. Willis, Spatial Electric Load Forecasting, Marcel Dekker, New York, 1996. H. L. Willis, Power Distribution Planning Reference Book, Marcel Dekker, New York, 1997. Copyright © 2001 by Taylor & Francis Group, LLC Aging Power Delivery Infrastructures 35 H.
Aging power delivery infrastructures by H Lee Willis; Randall R Schrieber; Gregory V Welch